Thomas John Dumigan

Thomas helps clients navigate their intellectual property and commercial disputes practically, creatively, and successfully.

Thomas litigates varied contract, tort, and IP claims in a wide range of technical and creative fields, from entertainment to high tech. He regularly appears before the Federal Courts, all levels of Court in Ontario, and in international and domestic arbitrations. He has also represented clients in the British Columbia Supreme Court and the British Columbia Court of Appeal.

Whether they’re an artist protecting their creative work, an inventor commercializing their invention, or a business protecting their brand or market edge, Thomas advises his clients on using litigation as a tool to protect and advance their commercial interests.

Thomas attended Osgoode Hall Law School before summering and articling with Gilbert’s. Before law, he completed an Honours Bachelor of Science (Biology) at Queen’s University. In his free time, Thomas plays hockey, cycles, cooks, and enjoys the good company of his dog, Buster.

Morell Enterprises LLC v Bruised Productions et al , ONSC File No. CV-24-717076-CL: Counsel to plaintiff in proceedings concerning governance of film production company and commercialization of film asset.

Diogenes Limited ats DraftKings Inc : Co-Counsel to plaintiff in US District Court patent infringement action and in related inter partes review proceedings before Patent Trial and Appeal Board relating to various gaming patents. Matter ongoing.